/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package br.uefs.cedoc.entidade;

import java.io.*;
import java.net.*;

import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
import javax.servlet.*;
import javax.servlet.http.*;

/**
 *
 * @author suporte
 */
public class StatesServlet extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     */
    EntityManager em;

    @Override
    public void init() throws ServletException {
        EntityManagerFactory emf = Persistence.createEntityManagerFactory("cedocPU");
        em = emf.createEntityManager();
    }

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            String searchString = request.getParameter("autocomplete_parameter");

            List<States> list = em.createNamedQuery("States.findLikeName").
                    setParameter("searchString", searchString.toLowerCase() + "%").
                    getResultList();
            out.println("<ul>");

            for (int i = 0; i < list.size(); i++) {
                States s = list.get(i);
                out.println("<li>" + s.getName() + "</li>");
            }
            out.println("</ul>");

        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     */
    public String getServletInfo() {
        return "Short description";
    }
    // </editor-fold>
}
